Home / 20,485,628.53-30,730,511.19-6,652,008.87

Finding the Fourth Proportional to 20,485,628.53, 30,730,511.19 and 6,652,008.87

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Solution

The fourth proportional to 20,485,628.53, 30,730,511.19 and 6,652,008.87 is: 9,978,684.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,485,628.53 : 30,730,511.19 = 6,652,008.87 : x
  2. Step 2: Convert to fraction form
    20,485,628.53/30,730,511.19 = 6,652,008.87/x
  3. Step 3: Cross multiply
    20,485,628.53x = 30,730,511.19 × 6,652,008.87
  4. Step 4: Simplify right side
    20,485,628.53x = 204,419,632,925,219.88
  5. Step 5: Solve for x
    x = 204,419,632,925,219.88/20,485,628.53
  6. Step 6: Final answer
    x = 9,978,684.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.